RAG Failures in Customer Service Chatbots: When Retrieval Misleads Generation
客服聊天机器人中的RAG失效:检索环节如何误导生成结果
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Retrieval-Augmented Generation systems retrieve policy documents before generating replies, yet outdated PDFs often rank higher than revised web content due to legacy metadata.
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A query about 'return window extension' may retrieve a discontinued holiday policy instead of current standard terms, causing misleading confidence in the response.
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